"for i in (1..12/5); p i ; end" should not print "3"
Merge branch 'master' of github.com:mruby/mruby
should adjust stack size when irep->nregs is larger than allocate size; close #835
add mrb_str_to_cstr
Merge pull request #836 from iij/pr-mrb_str_to_cstr

string contains null byte check utility function (mrb_str_to_cstr)
Update doc/compile/README.md
Added String#sub/sub! and String#gsub/gsub!
Merge pull request #838 from brainopia/patch-1

Fix typos in compilation guide
Merge pull request #839 from masuidrive/string_sub_gsub

Added String#sub/sub! and String#gsub/gsub!
Extend MiniRake::DSL module to prevent inheritance pollution

```include MiniRake::DSL``` on toplevel will pollute ancestor tree of every object.

```extend MiniRake::DSL``` will add those methods only to ```main``` object.

Rake does the same: https://github.com/jimweirich/rake/blob/master/lib/rake/dsl_definition.rb#L153
Pluggable Regexp
Should be OP_LOADL
add Module#remove_const
REGEXP_CLASS
use mrb_get_args("n") instead of decomposing each time
ready to pass second argument of Regexp.new
Merge pull request #840 from brainopia/patch-2

Extend MiniRake::DSL module to prevent inheritance pollution
Merge branch 'master' of github.com:mruby/mruby
fix error output for Module#remove_const
Created hook at VM code fetch. It's for debugger